Alesta Yelken — ORC Rating

GPH

687.2

OSN

664.9

LOA

7.53 m

Displacement

1257 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6016

Medium

0.8087

High

0.9146

Triple Offshore

Low

0.7698

Medium

0.9816

High

1.1024

Boat Specifications

Dimensions

Length overall: 7.53 m
Beam: 2.58 m
Draft: 1.6 m
Displacement: 1257 kg
Crew weight: 370 kg
Wetted surface: 12.03 m²

Sails

Mainsail: 16.68 m²
Genoa: 12.13 m²
Spinnaker: 44.07 m²
Asymmetric spinnaker: 0 m²

Design

Type: PLATU 25 OD
Builder: BENETEAU
Designer: FARR
Year built: 1997

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,42.7,4.272605,52,4.74,60,4.97,75,5.1,90,5.2,110,5.29,120,5.15,135,4.67,144.4,4.156926,150,3.91
8,41.1,5.082519,52,5.62,60,5.79,75,5.89,90,6.07,110,6.18,120,6.08,135,5.71,149.2,5.006054,150,4.97
10,38.6,5.4893,52,6.05,60,6.19,75,6.31,90,6.42,110,6.69,120,6.62,135,6.3,150,5.81,154.4,5.621886
12,37.1,5.654577,52,6.26,60,6.42,75,6.61,90,6.63,110,7.1,120,7.16,135,6.79,150,6.35,162.8,5.945911
14,37,5.734781,52,6.36,60,6.56,75,6.85,90,6.98,110,7.43,120,7.67,135,7.34,150,6.81,176.3,6.192908
16,37.1,5.779956,52,6.41,60,6.63,75,7.02,90,7.28,110,7.71,120,8.16,135,8.03,150,7.31,176.8,6.610307
20,37.8,5.821642,52,6.46,60,6.72,75,7.21,90,7.75,110,8.26,120,8.95,135,9.91,150,8.66,170.8,7.617996
24,39.9,5.800576,52,6.4,60,6.68,75,7.28,90,8.03,110,8.75,120,9.79,135,12.13,145,12.256577,150,11.6

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.74	4.97	5.1	5.2	5.29	5.15	4.67	3.91
8	5.62	5.79	5.89	6.07	6.18	6.08	5.71	4.97
10	6.05	6.19	6.31	6.42	6.69	6.62	6.3	5.81
12	6.26	6.42	6.61	6.63	7.1	7.16	6.79	6.35
14	6.36	6.56	6.85	6.98	7.43	7.67	7.34	6.81
16	6.41	6.63	7.02	7.28	7.71	8.16	8.03	7.31
20	6.46	6.72	7.21	7.75	8.26	8.95	9.91	8.66
24	6.4	6.68	7.28	8.03	8.75	9.79	12.13	11.6

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.14	144.4°	3.38
8	41.1°	3.83	149.2°	4.3
10	38.6°	4.29	154.4°	5.07
12	37.1°	4.51	162.8°	5.68
14	37°	4.58	176.3°	6.18
16	37.1°	4.61	176.8°	6.6
20	37.8°	4.6	170.8°	7.52
24	39.9°	4.45	145°	10.04

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